Home / 22,398.72-33,613.56-9,251.20

Finding the Fourth Proportional to 22,398.72, 33,613.56 and 9,251.20

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Solution

The fourth proportional to 22,398.72, 33,613.56 and 9,251.20 is: 13,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.72 : 33,613.56 = 9,251.20 : x
  2. Step 2: Convert to fraction form
    22,398.72/33,613.56 = 9,251.20/x
  3. Step 3: Cross multiply
    22,398.72x = 33,613.56 × 9,251.20
  4. Step 4: Simplify right side
    22,398.72x = 310,965,766.27
  5. Step 5: Solve for x
    x = 310,965,766.27/22,398.72
  6. Step 6: Final answer
    x = 13,883.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.